From 28d7a4cd5b4bc3df5d034ed9472231d91710a6b6 Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Mon, 14 Jul 2008 20:40:20 +0000
Subject: failed attempt at multiple simultanious sounds

---
 src/audio/audio.cc   | 23 ++++++++++++++++++-----
 src/audio/buffers.cc | 11 +++++++----
 src/audio/buffers.h  |  3 +++
 src/audio/sources.cc | 17 +++++++++++++++--
 src/audio/sources.h  |  9 +++------
 5 files changed, 46 insertions(+), 17 deletions(-)

(limited to 'src')

diff --git a/src/audio/audio.cc b/src/audio/audio.cc
index 729f3d2..8880780 100644
--- a/src/audio/audio.cc
+++ b/src/audio/audio.cc
@@ -71,12 +71,25 @@ void shutdown()
 
 void play(const char *name)
 {
-	Buffers::load(std::string(name));
+	if (!audio_context)
+		return;
 
-	if (Sources::available(0)) {
-		alSourceRewind(Sources::ui());
-		Buffers::bind(Sources::ui(), std::string(name));
-		alSourcePlay(Sources::ui());
+	size_t buffer = Buffers::load(std::string(name));
+
+	ALint state;
+	for (size_t i = 0; i < MAXUISOURCES; i++) {	
+		ALuint source = Sources::source(i);
+		alGetSourcei(source , AL_SOURCE_STATE , &state);
+		if (state != AL_PLAYING) {
+			//alSourceRewind(Sources::source(i));
+			Buffers::bind(source, buffer);
+ 			alSourcef(source, AL_PITCH, 1.0);
+    			alSourcef(source, AL_GAIN, 1.0);
+			alSourcePlay(source);
+			
+		} else {
+			con_debug << "source " << Sources::source(i) << " playing!" << std::endl;
+		}
 	}
 }
 
diff --git a/src/audio/buffers.cc b/src/audio/buffers.cc
index 5ea1b05..dd83000 100644
--- a/src/audio/buffers.cc
+++ b/src/audio/buffers.cc
@@ -99,15 +99,18 @@ size_t Buffers::find(std::string name)
 	return id;
 }
 
-void Buffers::bind(ALuint source, std::string name)
+void Buffers::bind(ALuint source, size_t id)
 {
 	int error;
-	size_t id = find(name);
 	alSourcei(source, AL_BUFFER, buffers[id]);
 	if ((error = alGetError()) != AL_NO_ERROR) {
-		con_warn << "Error " << std::hex << error << " binding " << name 
-			<< " source " << source << " buffer " << buffers[id] << std::endl;
+		con_warn << "Error " << std::hex << error << " binding  buffer " << buffers[id] << " to source " << source << std::endl;
 	}
 }
 
+void Buffers::bind(ALuint source, std::string name)
+{
+	bind(source, find(name));
+}
+
 }
diff --git a/src/audio/buffers.h b/src/audio/buffers.h
index 53137e9..cc7a6c8 100644
--- a/src/audio/buffers.h
+++ b/src/audio/buffers.h
@@ -33,6 +33,9 @@ public:
 	/// bind a buffer to a source
 	static void bind(ALuint source, std::string name);
 
+	/// bind a specific buffer to a source
+	static void bind(ALuint source, size_t id);
+
 private:
 	static void clear();
 
diff --git a/src/audio/sources.cc b/src/audio/sources.cc
index 209bc94..dd736e7 100644
--- a/src/audio/sources.cc
+++ b/src/audio/sources.cc
@@ -24,7 +24,16 @@ void Sources::init()
 		con_warn << "Error " << std::hex << error << " initializing OpenAL sources!" << std::endl;
 		return;
 	}
-	source_available[0] = true;
+
+	// all sources are available for use
+	for (size_t i=MAXUISOURCES; i < MAXSOURCES; i++) {
+		source_available[i] = true;
+	}
+
+	// reserve ui sound sources
+	for (size_t i=0; i < MAXUISOURCES; i++) {
+		source_available[i] = false;
+	}
 }
 
 void Sources::shutdown()
@@ -36,7 +45,11 @@ void Sources::shutdown()
 void Sources::clear()
 {
 	memset(sources,0, sizeof(sources));
-	memset(source_available, 0 , sizeof(source_available));
+
+	// all sources are available for use
+	for (size_t i=0; i < MAXSOURCES; i++) {
+		source_available[i] = false;
+	}
 	
 }
 
diff --git a/src/audio/sources.h b/src/audio/sources.h
index 08a2a41..302d5d5 100644
--- a/src/audio/sources.h
+++ b/src/audio/sources.h
@@ -16,6 +16,7 @@
 namespace audio {
 
 const size_t MAXSOURCES		= 32;
+const size_t MAXUISOURCES	= 4;
 
 /// OpenAL sources wrapper class
 class Sources {
@@ -23,13 +24,9 @@ public:
 	static void init();
 	static void shutdown();
 
-	static bool available(size_t index) { return source_available[index]; }
-
-	static ALuint source(size_t index) { return sources[index]; }
-
-	/// the sources for user interface sounds
-	static inline ALuint ui() { return sources[0]; }
+	static inline bool available(size_t index) { return source_available[index]; }
 
+	static inline ALuint source(size_t index) { return sources[index]; }
 private:
 	static void clear();
 
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